Plz and make sure the answers are correct

Hello, Umarhaley.

For question 12 the answer is :
B, since the fluid moves from an area of high concentration to lower concentration to calibrate it!

For question 13 the answer is : 
B, because diffusion is movement from high concentration to lower concentration while osmosis is movement of water in high to low concentration!

For question 14 the answer is : 
B, because that's where eurokaryotic does the process of DNA synthesis on the nucleus!

For question 15 the answer is : 
C, mitosis as it is cell division that help the plant grow longer to reach the water by its 2 daughter cells.

-procklown